CN106323812A - Test apparatus for flow tests by water-rock simulation - Google Patents
Test apparatus for flow tests by water-rock simulation Download PDFInfo
- Publication number
- CN106323812A CN106323812A CN201510387709.6A CN201510387709A CN106323812A CN 106323812 A CN106323812 A CN 106323812A CN 201510387709 A CN201510387709 A CN 201510387709A CN 106323812 A CN106323812 A CN 106323812A
- Authority
- CN
- China
- Prior art keywords
- pressure
- valve
- chamber
- assay device
- piston
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Physical Or Chemical Processes And Apparatus (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The invention relates to a test apparatus for flow tests by water-rock simulation. The apparatus comprises the following components: a control unit; a reaction vessel, which is internally provided with several sample tubes; a constant flow pump, which comprises several piston cylinders, several reversing units and a driving mechanism. The apparatus can be used for simultaneously carrying out multiple groups of controlled trials of flow tests by water-rock simulation, and the test apparatus can be used for guarantying reactions are carried out between multiple groups of rock samples and a reaction solution in the same test condition. The test error is less. In addition, the apparatus has high mechanization degree, and is easy to be controlled automatically.
Description
Technical field
The present invention relates to a kind of flow test device, especially relate to a kind of fixed speed control rate of outflow that realizes
Multichannel high-temperature high pressure water rock simulation test device.
Background technology
For exploring the development mechanism of hydrocarbon pore volume under mode of occurence, research worker is usually through simulation High Temperature High Pressure
Under the conditions of FLUID ROCK INTERACTION, come anti-by the dissolution feature of different minerals under different temperatures, pressure condition
Answer the corrosion rule of reservoir rock.High Temperature High Pressure dynamic flow method tester, as main analog device, passes through external source
Pump continually enters fresh fluid and participates in the water_rock interaction in high-temperature high-pressure reaction kettle, and the solution after simultaneous reactions is continuous
Flow out, balance with temperature and pressure in keeping reactor.For pressure balance in holding still, need long stability contorting
The rate of outflow of liquid outlet.When single sample is tested, can arrange that in exit a suction pumps carries out constant speed suction
Liquid.
When carrying out batch-type test (such as 6 samples are tested simultaneously), corresponding one of each sample goes out liquid
Mouthful, it is required to fixed speed control, then needs to arrange multiple suction pumps, testing equipment can be caused costly, operation
Control loaded down with trivial details, the most inadvisable.
When practical operation, at liquid outlet, one manual modulation valve door can be installed, substantially be regulated and controled by valve regulated
Go out liquid speed.But along with reaction is carried out, at valve, the reason such as blocking causes flow velocity to reduce, often need to test people
Valve is manually regulated by member.Meanwhile, what manually-operated gate was difficult to liquid outlet constant speed goes out liquid so that at Pi
In reason test, fluid flow conditions is inconsistent, causes test error.
Therefore, the unattended automatization during using existing assay device to be difficult to batch-type test
Control.
Summary of the invention
For above-mentioned technical problem, the present invention proposes a kind of assay device for the test of water rock simulated flow,
Including:
Control unit；
It is internally provided with the reactor of multiple sample cell；
Constant flow pump, constant flow pump includes multiple piston cylinder, multiple reversing unit and drive mechanism,
Wherein, a reversing unit configures with a sample cell and a piston cylinder one_to_one corresponding respectively,
In piston cylinder includes cylinder body and is arranged on cylinder body and the inner chamber of cylinder body is separated into the first chamber and second
The piston of chamber,
Reversing unit includes all being communicated in sample cell and being respectively communicated with the first chamber and the first of the second chamber successively
Reversal valve and the second reversal valve,
Drive mechanism at the uniform velocity moves back and forth in the most corresponding cylinder body for simultaneously driving multiple piston,
Control unit is for when the volume of the first chamber reduces, controlling the first reversal valve by the first chamber and test
The outside connection of device, controls the second reversal valve simultaneously and connects, sample cell and the second chamber when the second chamber
When volume reduces, control the outside connection by the second chamber with assay device of second reversal valve, control first simultaneously
Sample cell and the first chamber are connected by reversal valve.
In a specific embodiment, multiple piston cylinders all include running through cylinder body and being connected to the piston of piston
Bar.
In a specific embodiment, drive mechanism includes motor, the output shaft being connected to motor and is parallel to
The screw rod of piston rod, it is sleeved on screw rod and is connected to the pushing disc of piston rod,
Many piston rods each parallel to screw rod and are both connected on pushing disc.
In a specific embodiment, multiple piston rods fulcrum on pushing disc is uniform in the circumference of screw rod
Distribution.
In a specific embodiment, control unit is additionally operable to drive motor wheel stream to carry out forward and reverse average rate and turns
It is dynamic so that pushing disc drives piston rod to move back and forth.
In a specific embodiment, motor is progressive motor.
In a specific embodiment, reversing unit also includes being arranged on sample cell and the first reversal valve and second
The first valve on pipeline between reversal valve, and it is arranged on the pipe between connection the first chamber and the second chamber
The second valve on road.
In a specific embodiment, device also includes the first pressure sensing for detecting reacting kettle inner pressure
Device,
The pressure that control unit is additionally operable in the first pressure transducer detects reactor is more than or equal to first
Preset pressure then opens the first valve.
In a specific embodiment, multiple reversing units all include that being all communicated in the first reversal valve and second changes
To the counterbalance valve of valve, the first reversal valve and the second reversal valve all by the ft connection of counterbalance valve Yu device, back pressure
The unlatching pressure of valve is more than the pressure in reactor.
In a specific embodiment, reversing unit also includes for detecting pipeline between piston cylinder and counterbalance valve
In the second pressure transducer of pressure, device also includes the first pressure sensing for detecting reacting kettle inner pressure
Device,
According to the force value measured by the second pressure transducer and the force value measured by the first pressure transducer
Difference, regulate counterbalance valve opens pressure so that the difference of the pressure opened in pressure and reactor of counterbalance valve
It it is the second preset pressure.
When the device using the present invention to propose carries out the test of water rock simulated flow, owing to multiple sample cells are arranged at
In reactor, after injecting reactant liquor in reactor, load the many groups rock sample in different sample cells permissible
The identical temperature conditions being in and pressure condition.Constant flow pump extraction liquid from multiple sample cells simultaneously, and
The flow velocity of the reactant liquor extracted out from each sample cell is identical.Thus ensure that reactant liquor flows through often during testing
The flow velocity of individual sample cell, flow are the most identical.Meanwhile, only need to control drive mechanism and drive the speed of reciprocating motion of the pistons
Degree, can regulate the flow velocity flowing through each sample cell simultaneously.Owing to constant flow pump is volume pump, the flow velocity of reactant liquor
Only affected by the movement velocity of piston.When carrying out organizing controlled trial, many group rock samples can be in same examination more
React with reactant liquor under the conditions of testing.Thus, test error is less.Further, since this device for mechanicalization journey
Degree height, it is easy to carry out Automated condtrol.This assay device is compared with assay device of the prior art, and cost is more
Low, structure is simpler.
Accompanying drawing explanation
Hereinafter based on embodiment reference accompanying drawing, the present invention will be described in more detail.Wherein:
Fig. 1 is that the structure for the assay device of water rock simulated flow test of one embodiment of the present invention is shown
It is intended to；
Fig. 2 is the reactor connection diagram with sample cell of one embodiment of the present invention.
In the accompanying drawings, identical parts use identical reference.Accompanying drawing is not drawn according to actual ratio.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
As it is shown in figure 1, for water rock simulated flow test assay device 1 include solution feed pump 4, reactor 2,
Heater 11, constant flow pump, the first pressure transducer 6 and control unit (not shown).
Reactor 2 is pressure resistant to elevated temperatures container.The preferably cylindrical cavity structure of reactor 2.Reactor 2
Can be stainless steel cauldron or carbon steel reactor.Multiple sample cell 5 it is provided with in reactor 2.Sample cell 5
Quantity be preferably 2-6.Sample cell 5 is vertically arranged in reactor 2.The equal opening in sample cell 5 two ends.
Sample cell 5 opening down is liquid outlet 7.Sample cell 5 is preferably glass tubing.The lower end of sample cell 5 is arranged
There is quartz sand filter element 27.Sample cell 5 is used for accommodating rock block or rock grain.In the present embodiment, reactor 2
Base plate be provided with multiple installing hole 31.As in figure 2 it is shown, be provided with transit joint in each installing hole 31
28.Transit joint 28 is configured to cylindrical shape.Transit joint 28 includes enlarged diameter section and from enlarged diameter section one end
Axially extending go out reduced diameter section.The diameter of enlarged diameter section is more than the diameter of reduced diameter section.Transit joint 28
Reduced diameter section inserts in installing hole 31.The reduced diameter section of transit joint 28 is outside upper is set with the first sealing ring 30.
The periphery wall of the first sealing ring 30 is connected to the inwall of installing hole 31.So, transit joint 28 and installing hole
Formed between 31 and be tightly connected.The shoulder of transit joint 28 is connected to the inner surface of reactor 2.Sample cell 5
It is inserted in the enlarged diameter section of transit joint 28.Between periphery wall and transit joint 28 internal perisporium of sample cell 5
It is provided with the second sealing ring 29.So, each sample cell 5 is close with transit joint 28 by the second sealing ring 29
Envelope.Transit joint 28 is sealed with installing hole 31 by the first sealing ring 30.Preferably, sample cell 5 is
Pipe.First sealing ring 30 and the second sealing ring 29 are preferably O-shaped rubber ring.Reactor 2 be additionally provided with into
Liquid mouth 3.Inlet 3 is arranged on the top of reactor 2.
The probe of the first pressure transducer 6 extend in reactor 2.First pressure transducer 6 is used for measuring instead
Answer the force value in still 2.
The inlet 3 in reactor 2 is connected in the outlet of solution feed pump 4.The entrance of solution feed pump 4 is connected in reactant liquor
Source.Reactant liquor source (not shown) can be pond or the water pot accommodating reactant liquor.Reactant liquor can be water.Supply
Liquid pump 4 is for carrying reactant liquor in reactor 2.Solution feed pump 4 is preferably volume pump.Volume pump is easily controlled
The reactant liquor flow of input reactor 2.It is highly preferred that solution feed pump 4 is dosing pump.Dosing pump can be to reaction
The flow of liquid carries out electrodeless regulation.
Heater 11 is arranged on outside reactor 2.Heater 11 is for heating to reactor 2, so that reaction
Temperature in still 2 reaches test temperature.Heater 11 can be combustion furnace.Heater 11 is preferably electrical heating
Device.Use the temperature in the easily controllable reactor of electric heater 2, it is easy to accomplish automatic temperature controlling.It is highly preferred that
Electric heater is arranged on the periphery wall of reactor 2.
Constant flow pump includes multiple piston cylinder 15, multiple reversing unit and drive mechanism 27.Piston cylinder 15 and commutation
The quantity of unit is equal to the quantity of sample cell 5.Each reversing unit is arranged corresponding to a sample cell 5.Often
Individual piston cylinder 15 is arranged corresponding to a reversing unit.
Each piston cylinder 15 all includes cylinder body 16, piston 20 and piston rod 19.Cylinder body 16 is arranged to seal
The container of tubular.Cylinder body 16 generally comprises cylinder and is separately positioned on two end caps at cylinder two ends.Two
Individual end cap covers respectively on the opening at the two ends of cylinder.Cylinder is it is so structured that circular tube shaped, the structure that end cap is corresponding
Make as discoid.Cylinder is preferably fine diamond turning.Can be threaded between cylinder and end cap, such as,
Cylinder two ends are respectively arranged with female thread, and end cap is provided with the external screw thread matched with this female thread.Cylinder with
Screw rod can also be used between end cap to connect, and such as cylinder two ends are provided with flange, and two end caps are respectively with two
Individual flange carries out bolt connection.It is provided with spaced-apart the first liquid in-out mouth 17 and second on cylinder body 16 to enter
Liquid outlet 18.First liquid in-out mouth 17 and the second liquid in-out mouth 18 are separately positioned on the two ends of cylinder body 16.Excellent
Selection of land, the first liquid in-out mouth 17 and the second liquid in-out mouth 18 are separately positioned on the sidewall at cylinder two ends.Piston
Bar 19 is through the two ends of cylinder body 16.Specifically, piston rod 19 passes two end caps and the cylinder of cylinder body 16
Parallel.Sealing structure it is provided with, to prevent the fluid leakage in cylinder body 16 between piston rod 19 and end cap.Live
Plug 20 is arranged in cylinder body 16, and the inner chamber of cylinder body 16 is separated into the first chamber 32 and the second chamber 33.The
One liquid in-out mouth 17 is communicated in the first chamber 32 all the time.Second liquid in-out mouth 18 is communicated in the second chamber all the time
33.Piston 20 includes cylindrical body and sealing member.Cylindrical body is provided with the through hole being coaxial therewith.Seal
Part is annular and is sleeved on the lateral surface of cylindrical body.Sealing member can be rubber ring.Piston 20 is arranged on
In cylinder body 16.Cylindrical body is coaxial with cylinder, and the outside of sealing member is connected to the inwall of cylinder.Cylindrical body
It is sleeved on piston rod 19.Snap ring can be used between piston 20 and piston rod 19 to be fixedly connected.Logical
Often, piston 20 is arranged on the middle part of piston rod 19.Piston 20 can enter first under the drive of piston rod 19
Move back and forth between liquid outlet 17 and the second liquid in-out mouth 18.Piston rod 19 is preferably cylinder.Post
Shape body is preferably annular.
Each reversing unit all includes first valve the 8, second valve the 12, first reversal valve the 9, second reversal valve
10, discharging tube 13 and counterbalance valve 14.First valve 8 is arranged on the liquid outlet of its corresponding sample cell 5
On the downstream pipe of 7, for switching the liquid outlet 7 of this sample cell 5.First valve 8 is preferably pneumatic control
Valve, more preferably 2/2-way pneumatic control valve.First reversal valve 9 and the second reversal valve 10 are used to switching
Pipeline.First reversal valve 9 and the second reversal valve 10 are all communicated in the first valve 8 and discharging tube 13.First changes
The first liquid in-out mouth 17 also it is communicated in valve 9.Second reversal valve 10 is also communicated in the second liquid in-out mouth 18.The
One reversal valve 9 is for by a connection in the first liquid in-out mouth 17 and the first valve 8 and discharging tube 13.The
Two reversal valves 10 are for by a connection in the second liquid in-out mouth 18 and the first valve 8 and discharging tube 13.
First reversal valve 9 and/or the second reversal valve 10 can be two five-way pneumatic control valves, the first reversal valve 9 and/
Or second reversal valve 10 can also is that L-type threeway pneumatic ball valve.Counterbalance valve 14 is arranged on the pipe of discharging tube 13
Lu Shang.Counterbalance valve 14 is preferably adjustable counterbalance valve 14.
Drive mechanism 27 is made the most repeatedly to move for simultaneously driving the piston 20 in multiple piston cylinder 15.?
In the present embodiment, drive mechanism 27 includes motor 21, screw rod 22 and pushing disc 23.One end of screw rod 22
It is connected to the output shaft of motor 21, and coaxial with this output shaft.Pushing disc 23 is provided perpendicular to pushing disc 23
Screw.Pushing disc 23 is sleeved on screw rod 22, and screw rod 22 is through the screw of pushing disc 23.Many pistons
One end of bar 19 is both connected on pushing disc 23, and many piston rods 19 are all parallel with screw rod 22.Motor 21
During rotation, screw rod 22 is driven to rotate.Drive pushing disc 23 along the axis translation of screw rod 22 when screw rod 22 rotates.
Pushing disc 23 drives piston rod 19 to translate, thus drives piston 20 to translate.In a preferred embodiment,
Screw rod 22 and pushing disc 23 form ball screw assembly,.Preferably, motor 21 is progressive motor 21.Progressive electricity
Machine 21 is easily achieved high accuracy control.
Control unit be connected to solution feed pump the 4, first pressure transducer 6, motor the 21, first reversal valve 9,
Two reversal valve the 10, first valve the 8, second valves 12.Control unit can be computer, and control unit can also
It it is programmable logic controller (PLC).Control unit is for driving piston 20 near the first turnover when drive mechanism 27
Time moving in the direction of liquid mouth 17, control the first reversal valve 9 and first liquid in-out mouth 17 connected with discharging tube 13,
Control the second reversal valve 10 to be connected with liquid outlet 7 by second liquid in-out mouth 18 simultaneously.Control unit is additionally operable to work as
Drive mechanism 27 drives piston 20 to during near the second liquid in-out mouth 18 direction motion, controls the second reversal valve
Second liquid in-out mouth 18 is connected by 10 with discharging tube 13, controls the first reversal valve 9 by the first liquid in-out mouth simultaneously
17 connect with liquid outlet 7.
After loading sample cell 5 after being crushed by rock block, solution feed pump 4 is started.First valve the 8, second valve
12 are in closed mode.Solution feed pump 4 inputs reactant liquor in reactor 2.In this process, the first pressure
Force transducer 6 detects the pressure in reactor 2 in real time.The pressure that first pressure transducer 6 is recorded by control unit
Force value is compared with the first preset pressure value, if the force value that the first pressure transducer 6 records is preset more than first
First valve 8 is then opened by force value, simultaneously drives motor 21.When control unit drives motor 21 to rotate forward,
Drive mechanism 27 drives multiple piston 20 all near the first liquid in-out mouth 17 direction motion, and control unit is also
Controlling the first reversal valve 9 to be connected with discharging tube 13 by first liquid in-out mouth 17, controlling the second reversal valve 10 will
Second liquid in-out mouth 18 is connected with liquid outlet 7.Owing to cylinder body 16 is divided into two chambers by piston 20, so,
Fluid in first chamber 32 is extruded by piston 20, meanwhile, and anti-in the sample cell 5 corresponding to piston 20
Answer liquid evenly from liquid outlet 7 in the second liquid in-out mouth 18 is inhaled into the second chamber 33.Until piston
20 when moving to the first restraining position, and motor 21 is inverted by control unit again, and drive mechanism 27 drives multiple work
Plug 20 is all near the second liquid in-out mouth 18 direction motion.Meanwhile, control unit also controls the second reversal valve 10
Second liquid in-out mouth 18 is connected with discharging tube 13, control the first reversal valve 9 by the first liquid in-out mouth 17 with
Liquid outlet 7 is connected.So, the fluid in the second chamber 33 is extruded by piston 20, meanwhile, and this piston 20
The corresponding reactant liquor in sample cell 5 is inhaled into through the first liquid in-out mouth 17 from liquid outlet 7 evenly
In first chamber 32.During until piston 20 moves to the second restraining position, control unit is again by motor 21 just
Turning, control unit also controls the first reversal valve 9 and is connected with discharging tube 13 by first liquid in-out mouth 17 simultaneously, controls
Make the second reversal valve 10 to be connected with liquid outlet 7 by second liquid in-out mouth 18.The above-mentioned behaviour of control unit repetitive cycling
Make so that the reactant liquor in each sample cell 5 all realizes at the uniform velocity flowing.
The output flow of solution feed pump and/or constant flow pump can also be regulated, so that the pressure in reactor can maintain
At steady state value.Preferably, this steady state value is more than or equal to the first preset pressure value.
Control unit judges that piston 20 reaches the first restraining position and the second restraining position can use pushing disc
23 carry out spacing, at pushing disc 23 corresponding to arranging on two points of the first restraining position and the second restraining position
Two limit switches.When pushing disc 23 touches limit switch, limit switch sends signal to control unit,
After control unit receives signal, control motor 21 break-in and rotate, control the first reversal valve 9 and second simultaneously
Reversal valve 10 carries out pipeline switching.Control unit judges that piston 20 reaches the first restraining position and the second spacing position
The method put can also is that to number of being turn-taked forward or backwards, employing judges whether piston 20 reaches according to motor 21
To the first restraining position or the second restraining position.
In the present embodiment, the assay device 1 for the test of water rock simulated flow also includes for adjusting counterbalance valve
The manual pump 24 opening pressure of 14 and the second pressure transducer 25.Second pressure transducer 25 is arranged on
Between counterbalance valve 14 and the first reversal valve 9 and the second reversal valve 10, it is used for measuring counterbalance valve 14 upstream
In force value.Preferably, in motor 21 work process, according to the first pressure transducer 6 and the second pressure
Force value measured by force transducer 25, shakes the manual pump 24 unlatching pressure with setting counterbalance valve 14,
Make to open pressure less than the pressure in reactor 2.Counterbalance valve 14 can cut down the piston 20 in piston cylinder 15
The flow produced during commutation and the fluctuation of pressure.Counterbalance valve 14 can also cut down the flow and pressure produced due to siphon
Fluctuation.Thus can reduce the impulsive force between pushing disc 23 and screw rod 22 when motor forward and backward commutates,
Thus extend motor 21 working life.Preferably, by the pressure opened in pressure and reactor 2 of counterbalance valve 14
The difference of power is the second preset pressure value.The span of this second preset pressure is 1～2MPa.
When certain sample cell 5 is not tested, in the reversing unit corresponding to this sample cell 5, close the
One valve 8, opens the second valve 12, makes the fluid in this reversing unit in inner loop.So, this sample
QC does not interferes with the experimental result of other sample cells.
Preferably, multiple piston rods 19 fulcrum on pushing disc 23 is uniformly distributed in the circumference of screw rod 22.
After so arranging, at the trial, on pushing disc 23, active force is uniform.Motor 21 and screw rod 22 stress are the most more
Rationally.Motor 21 is longer for service life.
Preferably, the downstream at discharging tube 13 is additionally provided with liquid-collecting bottle 26.Liquid-collecting bottle 26 is used for collecting its institute
The solution flowed out in corresponding sample cell 5.
Although by reference to preferred embodiment, invention has been described, but without departing from the scope of the present invention
In the case of, it can be carried out various improvement and parts therein can be replaced with equivalent.Especially, only
Otherwise there is structural hazard, the every technical characteristic being previously mentioned in each embodiment all can combine in any way
Come.The invention is not limited in specific embodiment disclosed herein, but include falling within the scope of the appended claims
All technical schemes.
Claims (10)
1. for an assay device for water rock simulated flow test, including:
Control unit；
It is internally provided with the reactor of multiple sample cell；
Constant flow pump, described constant flow pump includes multiple piston cylinder, multiple reversing unit and drive mechanism,
Wherein, a described reversing unit piston cylinder one_to_one corresponding described with a described sample cell and respectively
Configuration,
Described piston cylinder includes cylinder body and is arranged in described cylinder body and is separated into by the inner chamber of described cylinder body the
One chamber and the piston of the second chamber,
Described reversing unit includes all being communicated in described sample cell and being respectively communicated with described first chamber and institute successively
State the first reversal valve and second reversal valve of the second chamber,
Described drive mechanism is made the most past for simultaneously driving multiple described piston in the most corresponding cylinder body
Multiple motion,
Described control unit is for when the volume of described first chamber reduces, controlling described first reversal valve by institute
State the outside connection of the first chamber and described assay device, control described second reversal valve by described sample cell simultaneously
Connect with described second chamber, when the volume of described second chamber reduces, control described second reversal valve by institute
State the outside connection of the second chamber and described assay device, control described first reversal valve by described sample cell simultaneously
Connect with described first chamber.
Assay device the most according to claim 1, it is characterised in that multiple described piston cylinders all include
Run through described cylinder body and be connected to the piston rod of described piston.
Assay device the most according to claim 2, it is characterised in that described drive mechanism include motor,
The screw rod being connected to the output shaft of motor, the pushing disc being sleeved on described screw rod,
Many described piston rods each parallel to described screw rod and are both connected on described pushing disc.
Assay device the most according to claim 3, it is characterised in that multiple described piston rods are described
Fulcrum on pushing disc is uniformly distributed in the circumference of described screw rod.
Assay device the most according to claim 3, it is characterised in that described control unit is additionally operable to drive
Dynamic described motor wheel stream carries out forward and reverse average rate and is rotated such that described pushing disc drives described piston rod to carry out past
Multiple motion.
6. according to the assay device described in claim 5, it is characterised in that described motor is progressive motor.
Assay device the most according to any one of claim 1 to 6, it is characterised in that multiple described
Reversing unit all includes being arranged on the pipeline connected between described sample cell and described first reversal valve and connecting
The first valve on pipeline between described sample cell and described second reversal valve, and it is arranged on connection described the
The second valve on pipeline between one chamber and described second chamber.
8. according to the assay device according to any one of claim 7, it is characterised in that described assay device
Also include being connected to described control unit and for detecting the first pressure transducer of described reacting kettle inner pressure,
Described control unit is additionally operable to when described first pressure transducer detects that the pressure in described reactor is big
In or equal to the first preset pressure value time, open described first valve.
9. according to the assay device described in claim 1 to 6, it is characterised in that multiple described reversing units
All include all being communicated in described first reversal valve and the counterbalance valve of described second reversal valve, described first reversal valve and
Described second reversal valve is all by the ft connection of described counterbalance valve Yu described assay device, opening of described counterbalance valve
Open pressure more than the pressure in described reactor.
Assay device the most according to claim 9, it is characterised in that described reversing unit also includes using
In the second pressure transducer of the pressure that detection connects between described piston cylinder and described counterbalance valve in pipeline, described
Assay device also includes the first pressure transducer for detecting described reacting kettle inner pressure,
According to the force value measured by the second pressure transducer and the pressure measured by described first pressure transducer
The difference of value, regulate described counterbalance valve opens pressure so that the opening in pressure and reactor of counterbalance valve
The difference of pressure is the second preset pressure value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510387709.6A CN106323812B (en) | 2015-07-03 | 2015-07-03 | Experimental rig for water rock simulation flow test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510387709.6A CN106323812B (en) | 2015-07-03 | 2015-07-03 | Experimental rig for water rock simulation flow test |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106323812A true CN106323812A (en) | 2017-01-11 |
| CN106323812B CN106323812B (en) | 2019-07-05 |
Family
ID=57728096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510387709.6A Active CN106323812B (en) | 2015-07-03 | 2015-07-03 | Experimental rig for water rock simulation flow test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106323812B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110320339A (en) * | 2018-03-28 | 2019-10-11 | 中国石油化工股份有限公司 | A kind of the Water-rock interaction device and operating method of simulated formation enclosed environment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2080999U (en) * | 1990-12-13 | 1991-07-17 | 胡兆春 | High-pressure air pump with double piston and three tubes |
| CN201982272U (en) * | 2011-03-08 | 2011-09-21 | 湖北创联石油科技有限公司 | Reciprocating pump |
| CN102435537A (en) * | 2011-11-21 | 2012-05-02 | 中国石油大学(华东) | Measuring device for gas permeability of coal rock core |
| CN203164091U (en) * | 2013-01-22 | 2013-08-28 | 中国石油化工股份有限公司 | Dynamic high-temperature high-pressure water rock simulated experiment device |
| CN104077950A (en) * | 2014-07-18 | 2014-10-01 | 中国地质大学（武汉） | Dense rock mass water-rock dynamic reaction teaching experimental device and method |
| US20150059447A1 (en) * | 2013-09-05 | 2015-03-05 | Proptester, Inc. | Methods And Systems For Testing Fluids On Crushed Formation Materials Under Conditions Of Stress |
-
2015
- 2015-07-03 CN CN201510387709.6A patent/CN106323812B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2080999U (en) * | 1990-12-13 | 1991-07-17 | 胡兆春 | High-pressure air pump with double piston and three tubes |
| CN201982272U (en) * | 2011-03-08 | 2011-09-21 | 湖北创联石油科技有限公司 | Reciprocating pump |
| CN102435537A (en) * | 2011-11-21 | 2012-05-02 | 中国石油大学(华东) | Measuring device for gas permeability of coal rock core |
| CN203164091U (en) * | 2013-01-22 | 2013-08-28 | 中国石油化工股份有限公司 | Dynamic high-temperature high-pressure water rock simulated experiment device |
| US20150059447A1 (en) * | 2013-09-05 | 2015-03-05 | Proptester, Inc. | Methods And Systems For Testing Fluids On Crushed Formation Materials Under Conditions Of Stress |
| CN104077950A (en) * | 2014-07-18 | 2014-10-01 | 中国地质大学（武汉） | Dense rock mass water-rock dynamic reaction teaching experimental device and method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110320339A (en) * | 2018-03-28 | 2019-10-11 | 中国石油化工股份有限公司 | A kind of the Water-rock interaction device and operating method of simulated formation enclosed environment |
| CN110320339B (en) * | 2018-03-28 | 2021-10-15 | 中国石油化工股份有限公司 | Water-rock reaction device for simulating stratum closed environment and operation method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106323812B (en) | 2019-07-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6212948B1 (en) | Apparatus and method to obtain representative samples of oil well production | |
| CN101074940B (en) | Device for analysis gas in insulating oil and method for analysis gas in insulating oil | |
| CN102062744B (en) | Wax deposition experimental device | |
| US20100132487A1 (en) | Pipetting device, modular pipetting unit, pipetting system and method for pipetting of fluid samples | |
| WO2022127927A1 (en) | Liquid-phase automated synthesizer | |
| CN100510742C (en) | Negatively pressurized sampling micro fluidics chemical synthesis reaction system | |
| CN204269466U (en) | Containing natural gas hydrate deposits thing multifunctional triaxial compression test device | |
| CN111076925A (en) | High-pressure reciprocating sealing performance testing system and testing method thereof | |
| CN113926775B (en) | Cleaning device and cleaning method for nozzle system of flow cytometry analyzer | |
| CN106323812A (en) | Test apparatus for flow tests by water-rock simulation | |
| CN109856352A (en) | A kind of water analysis outfit | |
| CN112903519A (en) | System and method for rapidly measuring and calculating desorption amount of coal bed gas | |
| CN104226224B (en) | A kind of photocatalysis hydrogen production system and hydrogen production process | |
| CN110314618A (en) | Sectional integral type solid catalysis continuous reaction apparatus and continuous reaction system | |
| CN214668823U (en) | Full-automatic standard oil sample configuration detection system | |
| CN108067156A (en) | A kind of intelligence liquid mixing system and method | |
| CN107727448A (en) | The disposable automatic subpackaging sampler bag of hydrology-water quality | |
| CN208137926U (en) | A kind of Portable oil-gas separator and pipeline gas content measuring device | |
| CN209802424U (en) | Simple device for measuring flow parameters of gas extraction pipeline | |
| CN107192786B (en) | The enrichment preparation facilities and its method of gas in a kind of water body | |
| CN207786361U (en) | A kind of liquid mixing system | |
| CN206642700U (en) | A kind of use for laboratory sample adding device | |
| CN201368852Y (en) | Integrated measuring mixing cup device used for water quality monitor | |
| CN110821476A (en) | Improved automatic measuring device for water content of produced liquid of oil field production well | |
| CN205786585U (en) | The defoaming device of water quality on-line checking |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |